Tools

CSV to JSON Converter for Structured Data

Convert CSV rows into JSON arrays with header-based keys.

CSV to JSON Converter

Convert CSV data into JSON arrays so you can use it in APIs, apps, and scripts. Analysts, developers, and QA teams use this to reshape tabular data into structured objects.

How to use the CSV to JSON Converter

  1. Paste your CSV data.
  2. Click Convert.
  3. Copy the JSON output.

Common use cases

  • Converting spreadsheets into API-ready JSON.
  • Importing CSV exports into applications.
  • Normalizing data for tests or fixtures.
  • Sharing structured examples in documentation.

Tips & notes

  • The first row becomes the JSON object keys.
  • Keep headers consistent to avoid mismatched fields.
  • If you need strict schema control, review the output before use.

Related developer tools

  • JSON to CSV
  • JSON Formatter
  • YAML to JSON

FAQ

Does it require headers?
Yes. The first row is used as JSON keys.
Are quoted values supported?
Yes. Basic CSV quoting is supported.
What happens with empty lines?
Empty lines are ignored when possible.